CONTENTS Page FOREWORD vii
PREFACE ix Part I
SESSION 1: ORBIT DETERMINATION 1 1 Algorithm of Automatic Detection and Analysis of Non-Evolutionary Changes in Orbital Motion of Geocentric Objects (AAS 09-103) Sergey Kamensky, Andrey Tuchin, Victor Stepanyants and Kyle T. Alfriend . . 3 Deriving Density Estimates Using CHAMP Precision Orbit Data for Periods of High Solar Activity (AAS 09-104) Andrew Hiatt, Craig A. McLaughlin and Travis Lechtenberg ...... 23 Geosat Follow-on Precision Orbit Improvement through Drag Model Update (AAS 09-105) Stephen R. Mance, Craig A. McLaughlin, Frank G. Lemoine, David D. Rowlands, and Paul J. Cefola ...... 43 On Preliminary Orbit Determination: A New Approach (AAS 09-106) Reza Raymond Karimi and Daniele Mortari...... 63 Comparision of Different Methods of LEO Satellite Orbit Determination for a Single Pass Through a Radar (AAS 09-107) Zakhary N. Khutorovsky, Sergey Yu. Kamensky, Nickolay N. Sbytov and Kyle T. Alfriend ...... 71 Passive Multi-Target Tracking with Application to Orbit Determination for Geosynchronous Objects (AAS 09-108) Kyle J. DeMars and Moriba Jah ...... 89
SESSION 2: RENDEZVOUS, RELATIVE MOTION, FORMATION FLIGHT AND SATELLITE CONSTELLATIONS 1 101 A Cooperative Egalitarian Peer-to-Peer Strategy for Refueling Satellites in Circular Constellations (AAS 09-109) Atri Dutta and Panagiotis Tsiotras ...... 103 An Investigation of Teardrop Relative Orbits for Circular and Elliptical Chief Satellites (AAS 09-110) David J. Irvin Jr., Richard G. Cobb and T. Alan Lovell ...... 121
xiii Page Control System Design and Simulation of Spacecraft Formations Via Leader-Follower Approach (AAS 09-111) Mahmut Reyhanoglu...... 141 Decentralized Optimization for Control of Satellite Imaging Formations in Complex Regimes (AAS 09-112) Lindsay D. Millard and Kathleen C. Howell ...... 153 Electromagnetic Flat Docking System for in-Orbit Self-Assembly of Small Spacecraft (AAS 09-113) Samia Smail and Craig I. Underwood ...... 173 Investigations of a Massive, Non-Spherical Chief in Close Proximity Formations (AAS 09-114) Cengiz Akinli and Ryan Russell ...... 185 One-Dimensional Testbed for Coulomb Controlled Spacecraft (AAS 09-115) Carl R. Seubert and Hanspeter Schaub ...... 205
SESSION 3: SPACECRAFT GUIDANCE, NAVIGATION, AND CONTROL 1 223 Spacecraft Constellation Orbit Estimation Via a Novel Wireless Positioning System (AAS 09-116) Shu Ting Goh, Ossama Abdelkhalilk and Seyed A. Zekavat ...... 225 A New Optimal Orbit Control for Two-Point Boundary-Value Problem Using Generating Functions (AAS 09-117) Mai Bando and Hiroshi Yamakawa...... 245 Improvement of Vision-Based Estimation Using Multiple Vector Observations (AAS 09-118) Daero Lee and Henry Pernicka ...... 261 Optimal Guidance for Lunar Ascent (AAS 09-119) David G. Hull ...... 275 Desensitizing the Minimum-Fuel Powered Descent for Mars Pinpoint Landing (AAS 09-120) Haijun Shen, Hans Seywald and Richard W. Powell ...... 287 Finite Set Control Transcription for Optimal Control Applications (AAS 09-121) Stuart A. Stanton and Belinda G. Marchand ...... 307 Autonomous Optical Lunar Navigation (AAS 09-122) Brian Crouse, Renato Zanetti, Chris D’Souza and Pol D. Spanos ....327 Rigid Body Inertia Estimation with Applications to the Capture of a Tumbling Satellite (AAS 09-123) Daniel Sheinfeld and Stephen Rock ...... 343
xiv Page SESSION 4: ATTITUDE SENSING, ESTIMATION, AND CALIBRATION 1 357 Partial Disk Tracking Using Visual Snakes: Application to Spacecraft Pose Estimation (AAS 09-124) Rajtilok Chakravarty and Hanspeter Schaub ...... 359 Fast Access and Low Memory Star Pair Catalog for Star Identification (AAS 09-125) David D. Needelman, James P. Alstad, Peter C. Lai and Haytham M. Elmasri . 379 The K-Vector ND and its Application to Building a Non-Dimensional Star Identification Catalog (AAS 09-126) Benjamin B Spratling IV and Danielle Mortari ...... 397 Performance of Spin-Axis Attitude Estimation Algorithms With Real Data (AAS 09-127) Jozef C. van der Ha ...... 411 Time Tag Issues in the Star Tracker and Gyro Data for ICESat Precision Attitude Determination (AAS 09-128) Sungkoo Bae, Randall Ricklefs, Noah Smith and Bob Schutz .....431 Using Quantum Search Algorithm in Future Spacecraft Attitude Determination (AAS 09-129) Jack Tsai, F. Y. Hsiao and Y. J. Li ...... 445 Nonsingular Attitude Filtering Using Modified Rodrigues Parameters (AAS 09-130) Christopher D. Karlgaard and Hanspeter Schaub ...... 461
SESSION 5: IBEX SPECIAL SESSION 477 Mission Design for the Interstellar boundary Explorer (IBEX) Mission (AAS 09-131) Michelle Reno, Ryan Tyler, Nathan Schwadron and Dave McComas . . . 479 Prelaunch Trajectory Design and Analysis for the IBEX Mission (AAS 09-132) Mike Loucks, John Carrico and Ryan Tyler ...... 485 Prelaunch Orbit Determination Design and Analysis for the IBEX Mission (AAS 09-133) John Carrico, Mike Loucks and Lisa Policastri ...... 499 Trajectory Design Operations for the IBEX Mission (AAS 09-134) Mike Loucks, John Carrico, Marco Concha and Timothy Craychee ....509 Orbit Determination Operations for the Interstellar Boundary Explorer (AAS 09-135) Lisa Policastri, John Carrico, Timothy Craychee, Tom Johnson and James Woodburn ...... 525 Effect of IBEX Spinning Attitude on Doppler Observations (AAS 09-136) James Woodburn, Tom Johnson, Vincent Coppola, John Carrico and Lisa Policastri ...... 545
xv Page SESSION 6: ORBIT DYNAMICS 1 565 A Cubed Sphere Gravity Model for Fast Orbit Propagation (AAS 09-137) Brandon A. Jones, George H. Born and Gregory Beylkin...... 567 A Nonsingular Approach in Satellite Theory (AAS 09-138) Giorgio E. O. Giacaglia and Bob E. Schutz ...... 585 Analytic Construction of Periodic Orbits in the Circular Restricted Three Body Problem With Small Mass Parameter (AAS 09-139) Mohammed Ghazy and Brett Newman ...... 601 Bézier Representation of Analytical Functions (AAS 09-140) Troy A. Henderson, Ashraf Ibrahim and Daniele Mortari...... 621 Nearly Circular Equatorial Orbits of a Satellite About an Oblate Body With Atmosphere (AAS 09-141) Thomas Carter and Mayer Humi ...... 637 PPKBZ9A,SA Two Orbit Propagators Based on an Analytical Theory (AAS 09-142) Juan F. San-Juan ...... 653 Evolution Strategies for Computing Periodic Orbits (AAS 09-143) Alberto Abad and Antonio Elipe ...... 673
SESSION 7: LOW THRUST MISSION AND TRAJECTORY DESIGN 685 An Efficient Method for Computing Near-Optimal, Low-Thrust Earth-Orbit Transfers (AAS 09-145) Craig A. Kluever ...... 687 Applications of Constraint Stabilization to Low-Thrust Mission Design (AAS 09-146) Iman Alizadeh and Benjamin Villac ...... 705 Design Concept and Modeling of an Advanced Solar Photon Thruster (AAS 09-147) Bernd Dachwald and Patrick Wurm ...... 723 Design of Optimal Low-Thrust Lunar Pole-Sitter Missions (AAS 09-148) Daniel J. Grebow, Martin T. Ozimek and Kathleen C. Howell .....741 Low-Thrust Control of Lunar Orbits (AAS 09-150) Nathan Harl and Henry J. Pernicka ...... 761 Multiobjective Optimization of Low-Thrust Trajectories Using a Genetic Algorithm Hybrid (AAS 09-151) Matthew A. Vavrina and Kathleen C. Howell ...... 781 Trajectory to the Orbit Largely Inclined with the Ecliptic Plane by Way of Electric Propulsion Delta-V Earth Gravity Assist (AAS 09-152) Yasuhiro Kawakatsu, Hitoshi Kuninaka and Kazutaka Nishiyama ....801
xvi Page Part II
SESSION 8: ORBIT DYNAMICS 2 813 Displaced Periodic Orbits with Low-Thrust Propulsion in the Earth-Moon System (AAS 09-153) Jules Simo and Colin R. McInnes ...... 815 Fast Orbit Propagation Without Solving Kepler’s Equation (AAS 09-154) Daniele Mortari, Jeremy Davis and Christian Bruccoleri ...... 829 Gravitational Potential of a Massive Disk (AAS 09-155) A. Elipe, E. Tresaco and A. Riaguas ...... 843 Identification of Non-Chaotic Terminator Orbits Near 6489 Golevka (AAS 09-156) Stephen B. Broschart and Benjamin F. Villac ...... 861 Lunar Analytical Theory for Polar Orbits in a 50-Degree Zonal Model (AAS 09-157) Martin Lara, Sebastián Ferrer and Bernard De Saedeleer ...... 881 Computation and Applications of an Orbital Dynamics Symplectic State Transition Matrix (AAS 09-158) Yuichi Tsuda and Daniel J. Scheeres ...... 899 The IAU 2000A and IAU 2006 Precession-Nutation Theories and Their Implementation (AAS 09-159) Vincent Coppola, John H. Seago and David A. Vallado ...... 919
SESSION 9: SPACECRAFT GUIDANCE, NAVIGATION, AND CONTROL 2 939 Designing an Interplanetary Autonomous Spacecraft Navigation System Using Visible Planets (AAS 09-160) Reza Raymond Karimi and Daniele Mortari ...... 941 Optimal Autonomous Orbit Control Of Remote Sensing Spacecraft (AAS 09-162) Sergio De Florio and Simone D’Amico ...... 949 Orbit Determination Covariance Analysis for the Cassini Extended Mission (AAS 09-163) Rodica Ionasescu, Peter G. Antreasian, Jeremy B. Jones and Duane C. Roth . 969 Pseudospectral Optimal Control Algorithm for Real-Time Trajectory Planning (AAS 09-164) Michael A. Hurni, Pooya Sekhavat and I. Michael Ross ...... 985 Vision-Based Relative State Estimation Using the Unscented Kalman Filter (AAS 09-166) Daero Lee and Henry Pernicka ...... 1005
xvii Page SESSION 10: ATTITUDE DYNAMICS AND CONTROL 1 1027 Pointing Performance Investigation of a Multiple Rigid Body Spacecraft (AAS 09-168) Burak Akbulut, Kemal Özgören and Ozan Tekinalp ...... 1029 Attitude Control by Magnetic Torquer (AAS 09-169) Kikuko Miyata and Jozef C. van der Ha ...... 1041 Development of Control and Measurement System for the Three-Dimensional Reaction Wheel (AAS 09-170) Yoji Shirasawa and Yuichi Tsuda ...... 1061 Use of Taylor Expansions of the Inverse Model to Design FIR Repetitive Controllers (AAS 09-171) Kevin Xu and Richard W. Longman ...... 1073
SESSION 11: MISSION DESIGN 1 Maneuver Plans for the First ATV Mission (AAS 09-172) P. Labourdette, D. Carbonne, E. Julien, F. Chemama, G. Kudo, S. Laurent . 1091 Navigation Analysis of the Trajectory Correction Maneuvers on Approach to the Pluto Encounter for the New Horizons Mission, Using Lorri Only (AAS 09-173) K. E. Williams, E. Carranza and P. J. Wolff ...... 1107 New Horizons Pluto Approach Navigation: The Effect of Nix And Hydra on Time of Flight Knowledge (AAS 09-174) D. R. Stanbridge, J. K. Miller, E. Carranza, K. E. Williams, B. G. Williams and P. Wolff...... 1127 Near-Optimal Steering Analysis for a Slow-Push Mission to Deflect Apophis (AAS 09-175) Darío O. Cersosimo and Craig A. Kluever ...... 1145
SESSION 12: ADVANCED ATTITUDE SENSORS SPECIAL SESSION 1155 The Hemispherical Resonator Gyro: From Wineglass to the Planets (AAS 09-176) David M. Rozelle ...... 1157 Precision Navigation Sensors Based on Cold Atoms (AAS 09-177) Mark A. Kasevic ...... 1179 Integrated Ultracold Atom Chip Gyroscopes (AAS 09-178) Dana Z. Anderson, Steven Segal, Evan Salim and Daniel Farkas ....1189 Attitude Sensors on a Chip: Feasibility Study and Breadboarding Activities (AAS 09-179) Franco Boldrini, Elisabetta Monnini, Dorico Procopio, Bernard Alison, Werner Ogiers, Manuel Innocent, Alan Pritchard and Stephen Airey . . . 1197 The Joint Milli-Arcsecond Pathfinder Survey (JMAPS): Mission Overview and Attitude Sensing Applications (AAS 09-181) Bryan N. Dorland, Rachel Dudik, Zachary Dugan and Gregory S. Hennessy . 1217
xviii Page Qualification of the APS Based Star Tracker to be Flown on the Alphabus Platform (AAS 09-182) F. Boldrini, D. Procopio, S. D’Halewyn and D. Temperanza .....1225 Next Generation Inertial Stellar Compass (AAS 09-183) TyeBrady...... 1241
SESSION 13: RENDEZVOUS, RELATIVE MOTION, FORMATION FLIGHT AND SATELLITE CONSTELLATIONS 2 1249 Electrostatic Spacecraft Collision Avoidance Using Piece-Wise Constant Charges (AAS 09-184) Shuquan Wang and Hanspeter Schaub ...... 1251 Formation Flying: Relative Orbits’ Modelling and Control Through Eulerian Orbital Elements (AAS 09-186) Gabriella V. M. Gaias, Michèle R. Lavagna, Alexei R. Golikov and Michael Yu. Ovchinnikov ...... 1271 Formation Keeping and Maneuvering for Astronomical, Dual Spacecraft Formation Flying Missions (AAS 09-187) Stefano Casotto, Enrico Lorenzini and Francesca Panzetta ...... 1285 Perturbation Model for the High Elliptical Formation Orbits (HEO) (AAS 09-188) Edwin Wnuk and Justyna Golebiewska ...... 1305 Rotating Symmetries in Space: The Flower Constellations (AAS 09-189) Martin Avendaño and Daniele Mortari ...... 1315 The Two-Dimensional Equatons of Perturbed Relative Motion (AAS 09-190) Julio César Benavides and David B. Spencer...... 1333 The Use of Satellite Constellations and Formations for Future Satellite Gravity Missions (AAS 09-191) Brian C. Gunter, Joao Encarnação and Pavel Ditmar ...... 1357
SESSION 14: TRAJECTORY DESIGN AND OPTIMIZATION 1 1369 Automated Lunar Free Return Trajectory Generation (AAS 09-192) Mark C. Jesick and Cesar A. Ocampo ...... 1371 Repeat Ground Track Methods for Earth Observation Satellites: For Use in Optimization Algorithms (AAS 09-193) Sharon D. Vtipil and Brett Newman ...... 1389 Initial Trajectory Model for a Multi-Maneuver Moon to Earth Abort Sequence (AAS 09-195) Cesar A. Ocampo and Robin R. Saudemont ...... 1401 Optimal Collision-Free Trajectory Planning for Robotic Manipulators: Simulation and Experiments (AAS 09-198) J. Cascio, M. Karpenko, P. Sekhavat and I. M. Ross ...... 1421
xix Page Averaging and Mission Design: The Paradigm of an Enceladus Orbiter (AAS 09-199) Martin Lara, Jesús F. Palacián and Ryan P. Russell ...... 1437 Flying By Titan (AAS 09-225) Frederic J. Pelletier, Peter G. Antreasian, Shadan M. Ardalan, Kevin E. Criddle, Rodica Ionasescu, Robert A. Jacobson, Jeremy B. Jones, Daniel W. Parcher, Duane C. Roth and Paul F. Thompson ...... 1457
SESSION 15: ATTITUDE SENSING, ESTIMATION, AND CALIBRATION 2 1473 Application of the Backward Smoothing Extended Kalman Filter to Attitude Estimation using Radar Observations (AAS 09-200) Kyle C. Volpe, Zachary J. Folcik and Paul J. Cefola ...... 1475 Estimation and Calibration of Alignment Change Between Precision Star Sensors (AAS 09-201) Takanori Iwata, Noboru Muranaka, Hoshiko Takayasu and Tetsuo Kawahara. 1497 Extended Kalman Filter for MMS State Estimation (AAS 09-202) Julie K. Thienel, F. Landis Markley and Richard R. Harman .....1513 Gyro Misalignment Decomposition Applied to MESSENGER Calibration (AAS 09-203) Mark E. Pittelkau and Daniel J. O’Shaughnessy ...... 1527 Further Study on Attitude Acquisition of a Satellite With a Partially-Filled Liquid Tank (AAS 09-204) Ja-Young Kang and Victoria L. Coverstone ...... 1541 Kalman Filter Based Multimode Attitude Determination Algorithms for a LEO Satellite (AAS 09-205) Aykut Kutlu and Ozan Tekinalp ...... 1551 Attitude Determination from Light Curves via Unscented Kalman Filtering (AAS 09-206) Charles J. Wetterer and Moriba Jah ...... 1567
SESSION 16: FLIGHT DYNAMICS OPERATIONS AND SPACECRAFT AUTONOMY 1585 Overview of ATV Flight Dynamics Operations from Separation to Docking (AAS 09-207) Hélène Cottet, Laurent Francillout and J. J. Wasbauer ...... 1587 Automated Transfer Vehicle (ATV) “Jules Verne” Flight: Real-Time GNC Monitoring at ATV-CC/FDS – Concepts and Mission Results (AAS 09-208) Mauro Augelli, Pascale Ferrage, Alejandro Torres and Christophe Veltz . . 1607
xx Page Management of Unforeseen Events by Flight Dynamics Team During ATV Jules Verne Operations (AAS 09-209) Laurent Francillout, Hélène Cottet, Jean-Jacques Wasbauer and Pierre Labourdette ...... 1623 Heuristic Approach for Satellite Mission Scheduling (AAS 09-211) Seung-woo Baek, Soon-mi Han, Kyeum-rae Cho, Peter M. Bainum, Dae-woo Lee and Hae-dong Kim ...... 1637 Cooperative Control for Satellite Formation Reconfiguration Via Cyclic Pursuit Strategy (AAS 09-212) Tao Yang, Gianmarco Radice and Weihua Zhang ...... 1653
Part III
SESSION 17: OPTIMIZATION 1667 An Adaptive and Learning Approach to Sampling Optimization (AAS 09-213) Troy A. Henderson, Daniele Mortari, Martin Avendaño and John L. Junkins . 1669 Optimal Thrust Design of a Mission to Apophis Based on a Homotopy Method (AAS 09-214) Xiaoli Bai, James D. Turner and John L. Junkins ...... 1687 Applications of an Evolutionary Strategy on General Perturbation Equations for Optimization of Low-Thrust Near-Earth Orbit Transfers (AAS 09-215) Patrick S. Williams and David B. Spencer ...... 1701 Iterative Learning Control in Nonlinear Systems Using State Estimation for Relinearizations (AAS 09-216) Richard W. Longman and Katja D. Mombaur ...... 1721 Modeling Perturbations and Operational Considerations When Using Indirect Optimization With Equinotical Elements (AAS 09-217) Andrew S. Feistel and Christopher L. Ranieri ...... 1737 Optimal Continuous-Thrust Trajectories Via Visual Trade Space Exploration (AAS 09-218) Daniel D. Jordan, David B. Spencer, Timothy W. Simpson, Michael A. Yukish and Gary M. Stump...... 1757 Improvements in Pseudospectral Based Hypersonic Vehicle Trajectory Generation Via Enhanced Aerothermal Prediction Methods (AAS 09-219) Timothy R. Jorris, Christopher S. Schulz and Shawn Rexius .....1777
SESSION 18: MISSION DESIGN 2 1793 Orbit Mechanics About Small Satellites (AAS 09-220) Daniel J. Scheeres ...... 1795 Applications of Chaoticity Indicators to Stability Analysis Around Small Bodies (AAS 09-221) Benjamin Villac and Stephen Broschart ...... 1813 xxi Page Pathfinding and V-Infininty Leveraging for Planetary Moon Tour Missions (AAS 09-222) Adam T. Brinckerhoff and Ryan P. Russell ...... 1833 Flight Path Control Design for the Cassini Equinox Mission (AAS 09-223) Powtawche N. Williams, Christopher G. Ballard, Emily M. Gist, Troy D. Goodson, Yungsun Hahn, Paul W. Stumpf and Sean V. Wagner . . 1851 The Endgame Problem Part A: V-Infinity Leveraging Technique and the Leveraging Graph (AAS 09-224) Stefano Campagnola and Ryan P. Russell ...... 1867 Invariant Manifolds, Discrete Mechanics, and Trajectory Design for a Mission to Titan (AAS 09-226) Evan S. Gawlik, Jerrold E. Marsden, Stefano Campagnola and Ashley Moore 1887 The Endgame Problem Part B: The Multi-Body Technique and the T-P Graph (AAS 09-227) Stefano Campagnola and Ryan P. Russell ...... 1905
SESSION 19: ORBIT DETERMINATION 2 1925 ATV’s Jules Verne On-Ground Orbit Determination (AAS 09-229) Isabelle Escané, Nicolas Delong, Mauro Augelli, Bruno Gerey, Adriana Martin and Ludovic Labboz ...... 1927 Development of the Technique for Covariance Prediction Using the Gravity Color Noise (AAS 09-230) A. I. Nazarenko and K. T. Alfriend ...... 1947 Circular and Zero-Inclination Solutions for Optical Observations of Earth-Orbiting Objects (AAS 09-231) K. Fujimoto, J. M. Maruskin and D. J. Scheeres ...... 1971 Orbit Determination and Propagation of Objects with High AMR for Orbital Archive Maintenance (AAS 09-232) Vladimir Agapov, Victor Stepanyants, Sergey Kamensky, Zakhary Khutorovskiy and Kyle T. Alfriend ...... 1991 Satellite Conjunction Monte Carlo Analysis (AAS 09-233) Salvatore Alfano ...... 2007 Satellite Maneuver Detection: A Statistical Certainty Metric (AAS 09-234) Kevin D. Stout and Zachary J. Folcik ...... 2025 Satellite Orbit Determination Using Continuous Low-Thrust Modeling (AAS 09-236) Zachary J. Folcik and Paul J. Cefola ...... 2045 Tracking Objects With Unknown Dynamics (AAS 09-237) Drew Woodbury and Daniele Mortari...... 2067
xxii Page SESSION 20: TETHERS 2083 Deployment Control of Electrodynamic Tethers (AAS 09-238) Paul Williams, Steven Tragesser and Wubbo Ockels ...... 2085 CE2: A CubeSat Electron Collector Experiment (AAS 09-239) Bill Amatucci, Jason Anderson, Steve Arnold, John Bowen, Joe Carroll, Shannon Coffey, Christopher Compton, George Gatling, Steve Huynh, Paul Jaffe, Bernard Kelm, Steve Koss, John McGahagan, Erik Tejero and Adam Thurn...... 2105 Exploration of the Jupiter Plasma Torus With a Self-Powered Electrodynamic Tether (AAS 09-240) Davide Curreli, Enrico C. Lorenzini, Claudio Bombardelli, Manuel Sanjurjo-Rivo, Fernando R. Lucas, Jesus Peláez, Daniel J. Scheeres and Martin Lara...... 2121 Jovian Capture of a Spacecraft with a Self-Balanced Electrodynamic Bare Tether (AAS 09-241) M. Sanjurjo-Rivo, D. J. Scheeres and J. Peláez ...... 2141 On the Thrust Capability of Electrodynamic Tethers Working in Generator Mode (AAS 09-242) Claudio Bombardelli and Jesus Peláez ...... 2161 Orbital Maneuvering With Librating and Spinning Electrodynamic Tethers (AAS 09-243) Paul Williams, Steven Tragesser and Wubbo Ockels ...... 2177 Saturn Power Generation with Electrodynamic Tethers in Polar Orbit (AAS 09-244) Claudio Bombardelli, Enrico C. Lorenzini and Juan R. Sanmartin ....2197 Spin-up and Deployment Control of a Tether Sling (AAS 09-245) Steven G. Tragesser and Bahman Gorjidooz ...... 2207 Tether Deployment Modeling for the Sounding Rocket Experiment (AAS 09-246) Paul Williams, Hironori A. Fujii, Steven Tragesser and Wubbo Ockels . . 2223
SESSION 21: ATTITUDE DYNAMICS AND CONTROL 2 2249 Application of SDRE Method to Design a Simulator Attitude Control System (AAS 09-247) Rodrigo Guidoni Gonzales and Luiz Carlos Gadelha DeSouza .....2251 Multiple Model Robustification of Iterative Learning and Repetitive Control Laws Including Design From Frequency Response Data (AAS 09-249) Benjamas Panomruttanarug, Richard W. Longman and Minh Q. Phan . . . 2259 Novel Three-Axis Attitude Control Algorithms for Small Satellites Using Only Magnetic Actuators (AAS 09-250) Mahmut Reyhanoglu and Sergey Drakunov ...... 2279
xxiii Page Planar Maneuvering of a Spacecraft With Propellant Sloshing Using Switched Feedback (AAS 09-251) Mahmut Reyhanoglu, Sergey Drakunov and Philip Savella ...... 2291 Satellite Attitude Control Using Dissimilar Redundant Actuators (AAS 09-252) Ozgur Kahraman and Ozan Tekinalp ...... 2303
SESSION 22: TRAJECTORY DESIGN AND OPTIMIZATION 2 2317 2 Dimensional, Fuel Optimal Earth-Moon Trajectory Design (AAS 09-253) Donghun Lee and Hyochoong Bang ...... 2319 A Formulation of Precision Translunar Trajectory Design (AAS 09-254) Zhong-Sheng Wang...... 2335 Variational Equations for a Generalized Spacecraft Trajectory Model (AAS 09-255) Cesar Ocampo and J. P. Munoz ...... 2353 Connecting Libration Point Orbits of Different Energies Using Invariant Manifolds (AAS 09-256) Kathryn E. Davis, Rodney L. Anderson, Daniel J. Scheeres and George H. Born ...... 2367 Optimization of Spacecraft Trajectories: A Method Combining Invariant Manifold Techniques and Discrete Mechanics and Optimal Control (AAS 09-257) Ashley Moore, Sina Ober-Blöbaum and Jerrold E. Marsden .....2387 Analysis and Implementation of In-Plane Stationkeeping of Continuously Perturbed Walker Constellations (AAS 09-258) Jean A. Kéchichian ...... 2407
AWARDS LECTURES 2427 From Geodesy to Satellite Geodesy (and Celestial Mechanics, and Orbit Determination, and …) (Brouwer Award Lecture) (AAS 09-144) Bob Schutz ...... 2429 Industry’s Obligation for Mission Success (Plenary Lecture) (AAS 09-167) Alexander C. Liang ...... 2430
APPENDICES 2431 Publications of the American Astronautical Society...... 2432 Advances in the Astronautical Sciences ...... 2433 Science and Technology Series ...... 2443 AAS History Series...... 2451
INDICES 2453 Numerical Index ...... 2455 Author Index ...... 2464 xxiv